Clinical prostate expansion device for urinary surgery

Abstract

The utility model relates to the technical field of prostate expansion equipment, and discloses a urinary surgery clinical prostate expansion device which comprises a pushing pipe, an expansion pipe is installed on the outer wall of the pushing pipe, a urine guide head is installed on the outer wall of the expansion pipe, an expansion air bag is movably connected with an inner cavity of the expansion pipe in a sleeved mode, and a catheter is installed on the inner cavity of the expansion air bag. A supporting rod is movably connected with an inner cavity of the catheterization head in a sleeved mode, and a catheterization channel is formed in an inner cavity of the supporting rod. According to the clinical prostate dilation device for the urinary surgery department, the dilation tube and the dilation air bag can be supported under the action of the supporting rods arranged in the inner cavities of the pushing tube, the dilation tube and the catheterization head, so that the dilation tube and the dilation air bag can be kept in a vertical state when entering a prostate body channel, and the prostate body can be conveniently dilated; and then air is supplied into the inner cavity of the expansion air bag, so that the prostate body channel can be smoothly expanded, and the situation that the air bag in traditional equipment is folded and cannot smoothly enter the prostate channel is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to prostatic dilatation equipment technical field, specifically is a urinary surgery clinical prostatic dilatation device. BACKGROUND

[0002] Urinary surgery is mainly the surgical department of urinary system, and its main diseases include urinary system tumors, urinary system injuries, urinary system infections, urinary system deformities and some urinary system inflammations, which often need surgical treatment, for example, the prostatic dilatation operation in urinary surgery needs to use the corresponding dilator for treatment.

[0003] The front end of the dilator is provided with a strip-shaped air bag in the traditional prostatic dilatation device, air is supplied to the inner cavity of the air bag to make the air bag expand outward, so that the air bag can dilate the blocked prostatic channel, but the air bag of the traditional device lacks a supporting structure, and since the air bag is made of soft rubber, it cannot smoothly enter the prostatic channel when being pushed in, thereby affecting the dilation of the prostate. SUMMARY

[0004] In view of the deficiencies of the prior art, the utility model provides a urinary surgery clinical prostatic dilatation device, which has the advantages of dilation and convenient use, and solves the problems raised in the above background art.

[0005] The utility model provides following technical scheme: a urinary surgery clinical prostatic dilatation device, including push -type pipe, the outer wall of push -type pipe is installed with dilatation pipe, the outer wall of dilatation pipe is installed with catheter head, the inner chamber of dilatation pipe is movably sleeved with dilatation air bag, the inner chamber of catheter head is movably sleeved with support rod, the inner chamber of support rod is set up with catheter channel, the outer wall of support rod is fixedly assembled with discharge pipe, the outer wall of support rod is set up with urine inlet, the outer wall of dilatation air bag is fixedly assembled with inflation pipe, the outer wall of support rod is fixedly assembled with connecting rod, the outer wall of support rod is fixedly assembled with limit ring, the outer wall of push -type pipe is installed with enclosed cylinder, the outer wall of connecting rod is set up with toothed plate, the outer wall of push -type pipe is rotatably connected with drive worm, the outer wall of push -type pipe is rotatably connected with drive worm wheel, the outer wall of drive worm wheel is fixedly assembled with driven gear.

[0006] As a preferred technical scheme of the utility model: the outer wall of support rod passes through the inner chamber of push -type pipe and dilatation pipe, the outer wall of catheter head is set up with catheter hole, and the inner wall diameter of catheter hole is equal to the outer wall diameter of support rod.

[0007] As a preferred technical scheme of the utility model: the inner chamber of the discharge pipe communicates with the inner chamber of the catheter channel, the inner chamber of the inflation pipe communicates with the inner chamber of the dilatation air bag, the dilatation air bag and the dilatation pipe are both prepared from medical rubber.

[0008] As a preferred technical scheme of the utility model: the discharge pipe and the inflation pipe are both rubber hoses, and the outer wall of the inflation pipe and the outer wall of the toothed plate respectively pass through the inner chamber of the push pipe to the outside of the push pipe.

[0009] As a preferred technical scheme of the utility model: the outer wall of the driven gear meshes with the outer wall of the toothed plate, and the outer wall of the driving worm meshes with the outer wall of the driving worm wheel.

[0010] As a preferred technical scheme of the utility model: the outer wall diameter of the push pipe matches the inner wall diameter of the closed cylinder, and the outer wall of the push pipe is provided with a hand plate.

[0011] Compared with the prior art, the utility model has the following beneficial effects:

[0012] 1. The urinary surgery clinical prostate dilatation device, through the support rod arranged in the inner chamber of the push pipe, the dilatation pipe and the catheter head, under the action of the support rod, the dilatation pipe and the dilatation air bag can be supported, so that the dilatation pipe and the dilatation air bag can keep a vertical state when entering the prostate channel, and then air is supplied to the inner chamber of the dilatation air bag, so that the prostate channel can be smoothly dilated, avoiding the situation that the air bag in the traditional equipment cannot smoothly enter the prostate channel due to folding.

[0013] 2. The urinary surgery clinical prostate dilatation device, through the support rod arranged in the catheter, when the catheter head is inserted, the support rod is retracted, so that the outer wall of the catheter is open, once the catheter head enters the bladder, urine will enter the catheter channel and the discharge pipe through the urine inlet hole, and be discharged outward, at this time, it can be indicated that the dilatation air bag is in the prostate channel, avoiding the situation that the doctor needs to put his finger into the anus to identify the position of the dilatation device when the traditional equipment is inserted inward, and the dilatation device is more accurate and placed in the prostate channel. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a three-dimensional structure schematic view of the utility model;

[0015] Figure 2 It is a push pipe cross section structure schematic view of the utility model;

[0016] Figure 3 It is a catheter head structure schematic view of the utility model;

[0017] Figure 4 It is a connecting rod structure schematic view of the utility model;

[0018] Figure 5 The utility model discloses drive worm structure schematic diagram.

[0019] In the drawing: 1, push pipe, 2, expansion pipe, 3, catheter head, 4, expansion air bag, 5, support rod, 6, catheter channel, 7, discharge pipe, 8, urine inlet, 9, inflation pipe, 10, connecting rod, 11, limit ring, 12, closed cylinder, 13, toothed plate, 14, drive worm, 15, drive worm wheel, 16, driven gear. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be apparently and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skilled in the art without creative work belong to the scope of protection of the utility model.

[0021] Please refer to Figure 1 - Figure 5 A urinary surgery clinical prostate expansion device, including push pipe 1, the outer wall of push pipe 1 is equipped with expansion pipe 2, the outer wall of expansion pipe 2 is equipped with catheter head 3, the inner chamber of expansion pipe 2 is movably sleeved with expansion air bag 4, the inner chamber of catheter head 3 is movably sleeved with support rod 5, the inner chamber of support rod 5 is equipped with catheter channel 6, the outer wall of support rod 5 is fixedly assembled with discharge pipe 7, the outer wall of support rod 5 is equipped with urine inlet 8, the outer wall of expansion air bag 4 is fixedly assembled with inflation pipe 9, the outer wall of support rod 5 is fixedly assembled with connecting rod 10, the outer wall of support rod 5 is fixedly assembled with limit ring 11, the outer wall of push pipe 1 is equipped with closed cylinder 12, the outer wall of connecting rod 10 is equipped with toothed plate 13, the outer wall of push pipe 1 is rotatably connected with drive worm 14, the outer wall of push pipe 1 is rotatably connected with drive worm wheel 15, the outer wall of drive worm wheel 15 is fixedly assembled with driven gear 16.

[0022] In the above structure, by setting expansion pipe 2 on the outer wall of push pipe 1 and expansion air bag 4 in the inner chamber of expansion pipe 2, when push pipe 1 and expansion pipe 2, catheter head 3 are sent into the prostate of patient, expansion pipe 2 is placed into the prostate channel of patient, expansion air bag 4 is inflated by inflation pipe 9 to the inner chamber of expansion air bag 4, expansion air bag 4 is expanded outward, so that expansion air bag 4 drives expansion pipe 2 to expand after inflation, thereby realizing the expansion of prostate channel.

[0023] In a preferred embodiment: the outer wall of support rod 5 passes through the inner chamber of push pipe 1 and expansion pipe 2, the outer wall of catheter head 3 is equipped with catheter hole, and the inner wall diameter of catheter hole is equal to the outer wall diameter of support rod 5.

[0024] In the above structure, when the push tube 1 and the dilatation tube 2 and the catheter head 3 are inserted into the prostate, the outer wall of the catheter head 3 enters the bladder, at this time, the urine in the bladder can be guided through the catheter hole on the outer wall of the catheter head 3, and then flows into the inner cavity of the catheter head 3, and then flows out of the bladder along the urine inlet hole 8 on the outer wall of the support rod 5, the catheter channel 6 and the discharge pipe 7.

[0025] In a preferred embodiment: the inner cavity of the discharge pipe 7 communicates with the inner cavity of the catheter channel 6, the inner cavity of the inflation pipe 9 communicates with the inner cavity of the dilatation air bag 4, and the dilatation air bag 4 and the dilatation tube 2 are both made of medical rubber.

[0026] In the above structure, the discharge pipe 7 is arranged on the outer wall of the support rod 5, and the inner cavity of the discharge pipe 7 communicates with the inner cavity of the catheter channel 6, when the urine enters the catheter channel 6 from the urine inlet hole 8, and then flows outwards along the catheter channel 6 and the discharge pipe 7, thereby realizing the guiding of the urine, and then the inflation pipe 9 supplies air to the inner cavity of the dilatation air bag 4, so that the dilatation air bag 4 expands and expands outward.

[0027] In a preferred embodiment: the discharge pipe 7 and the inflation pipe 9 are both rubber hoses, and the outer wall of the inflation pipe 9 and the outer wall of the toothed plate 13 respectively pass through the inner cavity of the push tube 1 to the outside of the push tube 1.

[0028] In the above structure, the inflation pipe 9 is arranged on the outer wall of the dilatation air bag 4, and the outer wall of the end of the inflation pipe 9 away from the dilatation air bag 4 extends out of the inner cavity of the push tube 1, air is supplied to the inner cavity of the dilatation air bag 4 through the inflation pipe 9, so that the inner cavity of the dilatation air bag 4 expands, thereby driving the dilatation tube 2 to expand outward and dilate the prostate channel.

[0029] In a preferred embodiment: the outer wall of the driven gear 16 is engaged with the outer wall of the toothed plate 13, and the outer wall of the driving worm 14 is engaged with the outer wall of the driving worm gear 15.

[0030] In the above structure, the driving worm 14 is rotatably connected to the outer wall of the push tube 1, and the driving worm gear 15 and the driven gear 16 are rotatably connected to the outer wall of the push tube 1, by rotating the driving worm 14, the rotation of the driving worm gear 15 is driven under the action of the driving worm 14, thereby driving the driven gear 16 to rotate with the rotation of the driving worm gear 15, and then driving the connecting rod 10 to pull the support rod 5 to move in the inner cavity of the push tube 1 and the catheter head 3.

[0031] In a preferred embodiment: the outer wall diameter of the push tube 1 matches the inner wall diameter of the closed cylinder 12, and the outer wall of the push tube 1 is provided with a hand plate.

[0032] In the above structure, the closed cylinder 12 installed on the outer wall of the push tube 1 can protect the driving worm 14 and the driving worm wheel 15 under the action of the closed cylinder 12, so that the driving worm 14 and the driving worm wheel 15 can be prevented from being affected by the external environment when they need to be rotated, and the device can dilate the prostate channel and perform catheterization.

[0033] Working principle: In the use of the above device, when the prostate channel needs to be dilated, the urine in the bladder needs to be discharged first, so as to avoid urine leakage when the prostate channel is dilated. The push tube 1, the dilating tube 2 and the catheter head 3 are pushed into the prostate body, the driving worm 14 is rotated, the driving worm 14 drives the rotation of the driving worm wheel 15, the driven gear 16 drives the toothed plate 13, the support rod 5 moves inward from the inner cavity of the catheter head 3, the support rod 5 is retracted into the inner cavity of the catheter head 3, and the urine in the bladder enters the inner cavity of the catheter head 3 and enters the inner cavity of the support rod 5 through the urine inlet hole 8 on the outer wall of the support rod 5, and is discharged outward along the catheter channel 6 and the discharge pipe 7. During the insertion of the catheter head 3, once the discharge pipe 7 discharges urine outward, it means that the dilating tube 2 is exactly in the channel of the prostate body. When the push tube 1, the dilating tube 2 and the catheter head 3 are pushed into the prostate channel, the support rod 5 can avoid the bending of the outer wall of the dilating tube 2 and the dilating balloon 4, and better place the dilating tube 2 and the dilating balloon 4 in the prostate channel. Then, the inflation pipe 9 supplies gas to the inner cavity of the dilating balloon 4, so that the dilating balloon 4 expands outward, the outer wall of the dilating tube 2 is deformed, the outer wall of the prostate channel is dilated and opened, and the purpose of dilating the prostate is achieved.

[0034] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A preclinical prostatic dilatation device for urological use, comprising a push tube (1), characterized in that: The outer wall of the push pipe (1) is provided with a dilatation pipe (2), the outer wall of the dilatation pipe (2) is provided with a urethral catheter head (3), the inner cavity of the dilatation pipe (2) movably sleeved with a dilatation air bag (4), the inner cavity of the urethral catheter head (3) movably sleeved with a support rod (5), the inner cavity of the support rod (5) is provided with a urethral catheter channel (6), the outer wall of the support rod (5) is fixedly provided with a discharge pipe (7), the outer wall of the support rod (5) is provided with a urine inlet hole (8), the outer wall of the dilatation air bag (4) is fixedly provided with an inflation pipe (9), the outer wall of the support rod (5) is fixedly provided with a connecting rod (10), the outer wall of the support rod (5) is fixedly provided with a limiting ring (11), the outer wall of the push pipe (1) is provided with a closed cylinder (12), the outer wall of the connecting rod (10) is provided with a toothed plate (13), the outer wall of the push pipe (1) is rotatably connected with a driving worm (14), the outer wall of the push pipe (1) is rotatably connected with a driving worm wheel (15), the outer wall of the driving worm wheel (15) is fixedly provided with a driven gear (16).

2. A urological clinical prostatic dilating device as claimed in claim 1, wherein: The outer wall of the support rod (5) passes through the inner cavities of the push pipe (1) and the dilatation pipe (2), the outer wall of the urethral catheter head (3) is provided with a urethral catheter hole, and the inner wall diameter of the urethral catheter hole is equal to the outer wall diameter of the support rod (5).

3. A urological clinical prostatic dilating device as claimed in claim 2, characterized in that: The inner cavity of the discharge pipe (7) communicates with the inner cavity of the urethral catheter channel (6), the inner cavity of the inflation pipe (9) communicates with the inner cavity of the dilatation air bag (4), and the dilatation air bag (4) and the dilatation pipe (2) are both made of medical rubber.

4. The urological clinical prostatic dilating device according to claim 1, characterized in that: The discharge pipe (7) and the inflation pipe (9) are both rubber hoses, and the outer walls of the inflation pipe (9) and the toothed plate (13) pass through the inner cavity of the push pipe (1) to the outside of the push pipe (1) respectively.

5. A urological clinical prostatic dilating device as claimed in claim 4, wherein: The outer wall of the driven gear (16) is engaged with the outer wall of the toothed plate (13), and the outer wall of the driving worm (14) is engaged with the outer wall of the driving worm wheel (15).

6. The urological clinical prostatic dilating device according to claim 1, characterized in that: The outer wall diameter of the push pipe (1) matches the inner wall diameter of the closed cylinder (12), and the outer wall of the push pipe (1) is provided with a hand holding plate.

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